diff --git a/deploy/services/drhider.py b/deploy/services/drhider.py
index b30ecd7..8f788d6 100644
--- a/deploy/services/drhider.py
+++ b/deploy/services/drhider.py
@@ -283,7 +283,11 @@ class TwoPassObfuscator:
         ext = os.path.splitext(fname)[1].lower()
 
         if ext == '.docx':
-            from docx import Document
+            try:
+                from docx import Document
+            except ImportError:
+                text = content.decode('utf-8', errors='replace')
+                return text, None
             doc = Document(io.BytesIO(content))
             text = "\n".join(p.text for p in doc.paragraphs)
             for table in doc.tables:
@@ -291,7 +295,11 @@ class TwoPassObfuscator:
                     text += "\n" + " | ".join(cell.text for cell in row.cells)
 
         elif ext == '.pdf':
-            import pdfplumber
+            try:
+                import pdfplumber
+            except ImportError:
+                text = content.decode('utf-8', errors='replace')
+                return text, None
             with pdfplumber.open(io.BytesIO(content)) as pdf:
                 for page in pdf.pages:
                     t = page.extract_text()
diff --git a/site/app.py b/site/app.py
index d9200fe..ab35a07 100644
--- a/site/app.py
+++ b/site/app.py
@@ -138,7 +138,7 @@ def health():
 
 
 if __name__ == "__main__":
-    app.run(host="0.0.0.0", port=5000)
+    app.run(host="0.0.0.0", port=5000, threaded=True)
 
 # ── Совместимость с Lucee-путями ──────────────────────────────
 
diff --git a/site/services/drhider.py b/site/services/drhider.py
index b30ecd7..8f788d6 100644
--- a/site/services/drhider.py
+++ b/site/services/drhider.py
@@ -283,7 +283,11 @@ class TwoPassObfuscator:
         ext = os.path.splitext(fname)[1].lower()
 
         if ext == '.docx':
-            from docx import Document
+            try:
+                from docx import Document
+            except ImportError:
+                text = content.decode('utf-8', errors='replace')
+                return text, None
             doc = Document(io.BytesIO(content))
             text = "\n".join(p.text for p in doc.paragraphs)
             for table in doc.tables:
@@ -291,7 +295,11 @@ class TwoPassObfuscator:
                     text += "\n" + " | ".join(cell.text for cell in row.cells)
 
         elif ext == '.pdf':
-            import pdfplumber
+            try:
+                import pdfplumber
+            except ImportError:
+                text = content.decode('utf-8', errors='replace')
+                return text, None
             with pdfplumber.open(io.BytesIO(content)) as pdf:
                 for page in pdf.pages:
                     t = page.extract_text()